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<a name="asio.reference.AcceptableProtocol"></a><a class="link" href="AcceptableProtocol.html" title="Acceptable protocol requirements">Acceptable protocol
      requirements</a>
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<p>
        A type <code class="computeroutput">X</code> meets the <code class="computeroutput">AcceptableProtocol</code> requirements
        if it satisfies the requirements of <a class="link" href="Protocol.html" title="Protocol requirements"><code class="computeroutput">Protocol</code></a>
        as well as the additional requirements listed below.
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<a name="asio.reference.AcceptableProtocol.t0"></a><p class="title"><b>Table&#160;1.&#160;AcceptableProtocol requirements</b></p>
<div class="table-contents"><table class="table" summary="AcceptableProtocol requirements">
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                <p>
                  expression
                </p>
              </th>
<th>
                <p>
                  return type
                </p>
              </th>
<th>
                <p>
                  assertion/note<br> pre/post-conditions
                </p>
              </th>
</tr></thead>
<tbody><tr>
<td>
                <p>
                  <code class="computeroutput">X::socket</code>
                </p>
              </td>
<td>
                <p>
                  A type that satisfies the requirements of <code class="computeroutput">Destructible</code>
                  (C++Std [destructible]) and <code class="computeroutput">MoveConstructible</code> (C++Std
                  [moveconstructible]), and that is publicly and unambiguously derived
                  from <code class="computeroutput">basic_socket&lt;X&gt;</code>.
                </p>
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</tr></tbody>
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<td align="right"><div class="copyright-footer">Copyright &#169; 2003-2018 Christopher M. Kohlhoff<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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